87411440

素因数分解:

$2^4\times 5^1\times {\mathrm{1092643}}^1$

素因数の和:1092656

約数の個数: 20

約数和(自身を含む): 203231784

約数和(自身を除く): 115820344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1092643, 2185286, 4370572, 5463215, 8741144, 10926430, 17482288, 21852860, 43705720, 87411440]

約数ペア:

[(1, 87411440), (2, 43705720), (4, 21852860), (5, 17482288), (8, 10926430), (10, 8741144), (16, 5463215), (20, 4370572), (40, 2185286), (80, 1092643)]